CHOOSE THE RIGHT JACKET: The doglay dog life jacket comes in 5 sizes, XS-M is a single-handle design, L and XL sizes are a double-handle design. Even larger dogs can easily grab the handle with both hands. Please refer to our SIZE CHART to select the correct size for your dog, The chest girth is the decisive measurement, If your measurement is between two sizes, we recommend the larger size for more comfortable fit about your dog. SPORTS STYLE WITH DOUBLE HANDLES: Featuring a stylish athletic design, this dog life jacket is equipped with two sturdy handles for easy grip and quick rescue during emergencies. The dual handle design also allows for convenient maneuvering of your pet in and out of water. suitable for puppy, small, medium, large dogs. ADVANCED FLOATING TECHNOLOGY: This sporty dog life vest is built with superior flotation material to ensure your pet's safety in water. Perfect for both seasoned swimmers and beginners, Dog life jackets provide extra buoyancy which helps your pet to swim more easily and avoid fatigue during water activities. It's especially beneficial for senior pets or pets with joint or muscle issues. HIGH VISIBILITY: Doglay dog life jackets are brightly colored and have reflective strips that improve your pet's visibility. This is particularly helpful in water environments where it's crucial to keep an eye on your pet at all times and increase safety. ADJUSTABLE AND COMFORTABLE: Our pet life jacket offers adjustable straps for a snug fit regardless of your pet's size. The soft mesh underbelly prevents chafing, ensuring your pet's comfort all day long dog life jacket